INPUT OBJECT CLASSIFICATION
First Claim
1. A processing system for an input device comprising:
- a sensor module comprising sensor circuitry coupled to a plurality of transmitter electrodes and a plurality of receiver electrodes, wherein the sensor module is configured to transmit transmitter signals with the plurality of transmitter electrode and receive resulting signals with the plurality of receiver electrodes; and
a determination module configured to;
obtain a set of measurements for an input object detected in a sensing region of the input device from a capacitive image, wherein the capacitive image is generated based on the resulting signals, andperform, based on the set of measurements, a multistage classification to obtain a classification result identifying a type of the input object.
3 Assignments
0 Petitions
Accused Products
Abstract
A processing system for an input device includes a sensor module and a determination module. The sensor module includes sensor circuitry coupled to transmitter electrodes and receiver electrodes. The sensor module is configured to transmit transmitter signals with the transmitter electrode and receive resulting signals with the receiver electrodes. The determination module is configured to obtain a set of measurements for an input object detected in a sensing region of the input device from a capacitive image, and perform, based on the set of measurements, a multistage classification to obtain a classification result identifying a type of the input object. wherein the capacitive image is generated based on the resulting signals.
33 Citations
20 Claims
-
1. A processing system for an input device comprising:
-
a sensor module comprising sensor circuitry coupled to a plurality of transmitter electrodes and a plurality of receiver electrodes, wherein the sensor module is configured to transmit transmitter signals with the plurality of transmitter electrode and receive resulting signals with the plurality of receiver electrodes; and a determination module configured to; obtain a set of measurements for an input object detected in a sensing region of the input device from a capacitive image, wherein the capacitive image is generated based on the resulting signals, and perform, based on the set of measurements, a multistage classification to obtain a classification result identifying a type of the input object. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A method for classifying a type of input object, the method comprising:
-
obtaining a set of measurements for an input object detected in a sensing region of the input device from a capacitive image, wherein the capacitive image is generated based on resulting signals obtained by a sensor module; and performing, based on the set of measurements, a multistage classification to obtain a classification result identifying a type of the input object. - View Dependent Claims (12, 13, 14, 15, 16)
-
-
17. An input device comprising:
-
a plurality of transmitter electrodes configured to transmit transmitter signals; a plurality of receiver electrodes configured to receive resulting signals from the plurality of transmitter signals; and a processing system configured to; obtain a set of measurements for an input object detected in a sensing region of the input device from a capacitive image, wherein the capacitive image is generated based on the resulting signals, and perform, based on the set of measurements, a multistage classification to obtain a classification result identifying a type of the input object. - View Dependent Claims (18, 19, 20)
-
Specification